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Finding the Fourth Proportional to 36,494.73, 50,354.11 and 20,576.10

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Solution

The fourth proportional to 36,494.73, 50,354.11 and 20,576.10 is: 28,390.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,494.73 : 50,354.11 = 20,576.10 : x
  2. Step 2: Convert to fraction form
    36,494.73/50,354.11 = 20,576.10/x
  3. Step 3: Cross multiply
    36,494.73x = 50,354.11 × 20,576.10
  4. Step 4: Simplify right side
    36,494.73x = 1,036,091,151.33
  5. Step 5: Solve for x
    x = 1,036,091,151.33/36,494.73
  6. Step 6: Final answer
    x = 28,390.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.